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Your guide to diabetes.
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| Submitted: Tue Apr 06 2004
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The body maintains an optimum concentration of glucose in the blood (blood sugar) to supply cells with enough glucose for respiration. Two hormones control departures from normal blood sugar concentrations, insulin and glucagons, by a negative feedback mechanism. Negative feedback is a control mechanism where movement away from the normal value of something produces a response that returns it to its normal value. These two hormones are released from the pancreas, which is located behind the liver, shown in the diagram below. The two hormones Insulin- hormone that is produced in the islets of langerhans (groups of cells in the pancreas). The secretion of glucose is stimulated by the rise in blood glucose concentration which follows a meal. the hormone has a number of effects on the body, all of which tend to lead to a reduction in the concentration of glucose in the blood- two of these effects are 1. Insulin speeds...
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